#ifndef CODE_LAYOUT_H
#define CODE_LAYOUT_H

struct qr_iterator;

struct qr_iterator * qr_layout_begin(struct qr_code *);
unsigned int qr_layout_read(struct qr_iterator *);
void qr_layout_write(struct qr_iterator *, unsigned int);
void qr_layout_end(struct qr_iterator *);

#endif